1925227663 has 2 divisors, whose sum is σ = 1925227664. Its totient is φ = 1925227662.

The previous prime is 1925227657. The next prime is 1925227721. The reversal of 1925227663 is 3667225291.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1925227663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1925228663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 962613831 + 962613832.

It is an arithmetic number, because the mean of its divisors is an integer number (962613832).

Almost surely, 2^1925227663 is an apocalyptic number.

1925227663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1925227663 is an equidigital number, since it uses as much as digits as its factorization.

1925227663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 43.

The square root of 1925227663 is about 43877.4163209276. The cubic root of 1925227663 is about 1244.0200054595.

The spelling of 1925227663 in words is "one billion, nine hundred twenty-five million, two hundred twenty-seven thousand, six hundred sixty-three".